G4INCLSurfaceAvatar.hh

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//
// INCL++ intra-nuclear cascade model
// Alain Boudard, CEA-Saclay, France
// Joseph Cugnon, University of Liege, Belgium
// Jean-Christophe David, CEA-Saclay, France
// Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
// Sylvie Leray, CEA-Saclay, France
// Davide Mancusi, CEA-Saclay, France
//
#define INCLXX_IN_GEANT4_MODE 1
 
#include "globals.hh"
 
/*
 * G4INCLSurfaceAvatar.hh
 *
 *  \date Jun 8, 2009
 * \author Pekka Kaitaniemi
 */
 
#ifndef G4INCLSURFACEAVATAR_HH_
#define G4INCLSURFACEAVATAR_HH_
 
#include "G4INCLIAvatar.hh"
#include "G4INCLIChannel.hh"
#include "G4INCLParticle.hh"
#include "G4INCLNucleus.hh"
#include "G4INCLAllocationPool.hh"
 
namespace G4INCL {
 
  /**
   * Surface avatar
   *
   * The reflection avatar is created when a particle reaches the boundary of the nucleus.
   * At this point it can either be reflected from the boundary or exit the nucleus.
   */
  class SurfaceAvatar: public G4INCL::IAvatar {
  public:
    SurfaceAvatar(G4INCL::Particle *aParticle, G4double time, G4INCL::Nucleus *aNucleus);
    virtual ~SurfaceAvatar();
 
    IChannel* getChannel();
    void fillFinalState(FinalState *fs);
 
    virtual void preInteraction();
    virtual void postInteraction(FinalState *);
 
    ParticleList getParticles() const {
      ParticleList theParticleList;
      theParticleList.push_back(theParticle);
      return theParticleList;
    }
 
    std::string dump() const;
 
    /// \brief Calculate the transmission probability for the particle
    G4double getTransmissionProbability(Particle const * const particle);
 
    /// \brief Get the cosine of the refraction angle (precalculated by initializeRefractionVariables)
    G4double getCosRefractionAngle() const { return cosRefractionAngle; }
 
    /// \brief Get the outgoing momentum (precalculated by initializeRefractionVariables)
    G4double getOutgoingMomentum() const { return particlePOut; }
 
  private:
    void initializeRefractionVariables(Particle const * const particle);
 
  private:
    G4INCL::Particle *theParticle;
    G4INCL::Nucleus *theNucleus;
 
    G4double particlePIn;
    G4double particlePOut;
    G4double particleTOut;
    G4double TMinusV;
    G4double TMinusV2;
    G4double particleMass;
    G4double sinIncidentAngle;
    G4double cosIncidentAngle;
    G4double sinRefractionAngle;
    G4double cosRefractionAngle;
    G4double refractionIndexRatio;
    G4bool internalReflection;
 
    INCL_DECLARE_ALLOCATION_POOL(SurfaceAvatar)
  };
 
}
 
#endif /* G4INCLSURFACEAVATAR_HH_ */